81182395

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2979

約数の個数: 32

約数和(自身を含む): 120434688

約数和(自身を除く): 39252293

約数列:

[1, 5, 7, 17, 35, 47, 85, 119, 235, 329, 595, 799, 1645, 2903, 3995, 5593, 14515, 20321, 27965, 49351, 101605, 136441, 246755, 345457, 682205, 955087, 1727285, 2319497, 4775435, 11597485, 16236479, 81182395]

約数ペア:

[(1, 81182395), (5, 16236479), (7, 11597485), (17, 4775435), (35, 2319497), (47, 1727285), (85, 955087), (119, 682205), (235, 345457), (329, 246755), (595, 136441), (799, 101605), (1645, 49351), (2903, 27965), (3995, 20321), (5593, 14515)]